Home / 26,945.54-40,422.90-9,174.32

Finding the Fourth Proportional to 26,945.54, 40,422.90 and 9,174.32

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Solution

The fourth proportional to 26,945.54, 40,422.90 and 9,174.32 is: 13,763.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,945.54 : 40,422.90 = 9,174.32 : x
  2. Step 2: Convert to fraction form
    26,945.54/40,422.90 = 9,174.32/x
  3. Step 3: Cross multiply
    26,945.54x = 40,422.90 × 9,174.32
  4. Step 4: Simplify right side
    26,945.54x = 370,852,619.93
  5. Step 5: Solve for x
    x = 370,852,619.93/26,945.54
  6. Step 6: Final answer
    x = 13,763.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.